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about america's energy, economy and environment. i'm greg dalton. in 1988, nasa scientist james hansen told a congressional hearing that it was 99% certain that burning fossil fuels was heating the earth's atmosphere. the next day, a new york times headline proclaimed, quote, global warming has begun, expert tells senate. a quarter century later, dr. hansen and other scientists are still striving to convince much of the united states that basic scientific observation -- seas are rising, glaciers are disappearing, floods are increasing. humans are the cause. about half of americans now accept that fact, 40% do not, according to gallup. over the next hour, we will discuss climate science communication, public policy and opinion, with james hansen and our live audience here at the commonwealth club of california in san francisco. today, dr. hansen is receiving the 2012 stephen schneider award for outstanding climate science communication bestowed by climate one. stephen schneider was a pioneering scientist at stanford who was involved in the formation of climate one that which is a sustai
in emissions. if there are more people on the planet burning carbon for energy, we will be adding more carbon to the atmosphere. on the other hand, people who are living in a western-style exist then use a lot more energy than people in the developing world. one of the terms in the product of terms from which we deduce future carbon emissions is global population. we tend to believe the global population will stabilize with 10 billion people by the middle of the century because the developing world will take on some of the characteristics of the western world in terms of their rate of production, for example. when you look at some of those projections, built into many of them is the assumption that the global population will eventually stabilize. if it does not do that, it means that the problem is even worse. that is the key uncertainty, the wild card. >> the bottom-line is a really nice where people are in the world, but how many people want a u.s. lifestyle. >> thomas rÜgen talks about an america that has 3 billion people. >> my name is wayne rauf. it is -- wayne rth. what will it take to
Search Results 0 to 1 of about 2